Check if background player already active before displaying player toast

[vhouriet]

What is it?

• Bugfix (user facing)
• Feature (user facing)
• Codebase improvement (dev facing)
• Meta improvement to the project (dev facing)

Description of the changes in your PR

"Playing in background" toast no longer appear when clicking background if the player is already playing in the background.

Before/After Screenshots/Screen Record

• Before:

before.mp4

• After:

after.mp4

Fixes the following issue(s)

This was suggested here : #7202 (review)

APK testing

The APK can be found by going to the "Checks" tab below the title. On the left pane, click on "CI", scroll down to "artifacts" and click "app" to download the zip file which contains the debug APK of this PR.

Due diligence

• I read the contribution guidelines.

[litetex]

LGTM

[goyalyashpal]

shouldnt it show "Already playing in background" instead :(
as feedback for an action is important

[vhouriet]

shouldnt it show "Already playing in background" instead :( as feedback for an action is important

Yeah sounds good, I'll submit a PR with this small fix.